Question 1

Does Dimensional Fund Advisors own SNDK stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Dimensional Fund Advisors holds 540,723 shares of SNDK (Sandisk), worth $940.7M.

Question 2

How many shares of SNDK does Dimensional Fund Advisors own?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors holds 540,723 shares of SNDK (Sandisk).

Question 3

What is Dimensional Fund Advisors' SNDK position worth?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors' SNDK position is worth $940.7M.

Question 4

Is Dimensional Fund Advisors buying or selling SNDK?

Accepted Answer

In Q3 2026, Dimensional Fund Advisors increased its SNDK position by 1,593 shares (+0.3%).

Question 5

When did Dimensional Fund Advisors first buy SNDK?

Accepted Answer

Dimensional Fund Advisors already held SNDK in its Q1 2025 13F, the earliest on record, and has listed it in 7 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	Increased	540,723	+0.3%	$940.7M	0.2%	$1,739.89	38
2026-Q2	Decreased	539,130	-38.5%	$1.2B	0.2%	$2,273.73	0
2026-Q1	Decreased	876,910	-8.5%	$556.6M	0.1%	$635.34	0
2025-Q4	Increased	958,462	+7.5%	$227.6M	0.0%	$237.38	33
2025-Q3	Increased	891,862	+6.6%	$100.1M	0.0%	$112.20	32
2025-Q2	Decreased	836,627	-1.6%	$38M	0.0%	$45.35	0
2025-Q1	New	849,963	—	$40.5M	0.0%	$47.61	40